High severity7.5NVD Advisory· Published Oct 3, 2017· Updated Jun 17, 2026
CVE-2017-14495
CVE-2017-14495
Description
Memory leak in dnsmasq before 2.78, when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service (memory consumption) via vectors involving DNS response creation.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
29cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*range: <=2.77
- (no CPE)range: <2.78
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*+ 2 more
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- osv-coords18 versionspkg:rpm/opensuse/dnsmasq&distro=openSUSE%20Tumbleweedpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/dnsmasq&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/dnsmasq&distro=SUSE%20OpenStack%20Cloud%207
< 2.86-1.1+ 17 more
- (no CPE)range: < 2.86-1.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-0.16.5.1
- (no CPE)range: < 2.78-0.16.5.1
- (no CPE)range: < 2.78-0.16.5.1
- (no CPE)range: < 2.78-0.17.5.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-6.6.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-0.17.5.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-18.3.1
- (no CPE)range: < 2.78-18.3.1
Patches
Vulnerability mechanics
References
21- access.redhat.com/errata/RHSA-2017:2836nvdPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.htmlnvdIssue TrackingMailing ListThird Party Advisory
- thekelleys.org.uk/dnsmasq/CHANGELOGnvdRelease NotesVendor Advisory
- www.debian.org/security/2017/dsa-3989nvdThird Party Advisory
- www.securityfocus.com/bid/101085nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1039474nvdThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/USN-3430-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3430-2nvdThird Party Advisory
- access.redhat.com/security/vulnerabilities/3199382nvdIssue TrackingThird Party Advisory
- security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.htmlnvdThird Party Advisory
- www.exploit-db.com/exploits/42945/nvdThird Party AdvisoryVDB Entry
- www.kb.cert.org/vuls/id/973527nvdThird Party AdvisoryUS Government Resource
- nvidia.custhelp.com/app/answers/detail/a_id/4561nvd
- thekelleys.org.uk/gitweb/nvd
- www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txtnvd
- www.securityfocus.com/bid/101977nvd
- cert-portal.siemens.com/productcert/pdf/ssa-689071.pdfnvd
- security.gentoo.org/glsa/201710-27nvd
- www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.htmlnvd
- www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.htmlnvd
- www.synology.com/support/security/Synology_SA_17_59_Dnsmasqnvd
News mentions
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